Compilare: main.cpp: In function 'int main()': main.cpp:10:21: warning: unused variable 'k' [-Wunused-variable] 10 | int n, m, i, j, k, t, h_min; | ^ main.cpp:11:9: warning: unused variable 'tara' [-Wunused-variable] 11 | int tara; | ^~~~ main.cpp:12:9: warning: unused variable 'x' [-Wunused-variable] 12 | int x, y; | ^ main.cpp:12:12: warning: unused variable 'y' [-Wunused-variable] 12 | int x, y; | ^ main.cpp:13:9: warning: unused variable 'lin' [-Wunused-variable] 13 | int lin, col; | ^~~ main.cpp:13:14: warning: unused variable 'col' [-Wunused-variable] 13 | int lin, col; | ^~~